Home / 9,247.22-12,761.17-5,055.47

Finding the Fourth Proportional to 9,247.22, 12,761.17 and 5,055.47

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Solution

The fourth proportional to 9,247.22, 12,761.17 and 5,055.47 is: 6,976.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,247.22 : 12,761.17 = 5,055.47 : x
  2. Step 2: Convert to fraction form
    9,247.22/12,761.17 = 5,055.47/x
  3. Step 3: Cross multiply
    9,247.22x = 12,761.17 × 5,055.47
  4. Step 4: Simplify right side
    9,247.22x = 64,513,712.10
  5. Step 5: Solve for x
    x = 64,513,712.10/9,247.22
  6. Step 6: Final answer
    x = 6,976.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.